Dec 17 17:40:17.977 INFO checking pombase/pombase_rc_string against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 17:40:17.977 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/pombase/pombase_rc_string:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:40:18.608 INFO [stdout] 688924e55360d304ace54672913a4b1ab780284ae62dce6aa4583c362006fa1c
Dec 17 17:40:18.612 INFO running `"docker" "start" "-a" "688924e55360d304ace54672913a4b1ab780284ae62dce6aa4583c362006fa1c"`
Dec 17 17:40:20.300 INFO [stderr]     Checking weak-table v0.2.3
Dec 17 17:40:20.308 INFO [stderr]    Compiling syn v0.14.9
Dec 17 17:40:29.680 INFO [stderr]    Compiling serde_derive v1.0.75
Dec 17 17:40:42.756 INFO [stderr]     Checking pombase_rc_string v0.1.0 (/opt/crater/workdir)
Dec 17 17:40:44.147 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.93s
Dec 17 17:40:45.477 INFO running `"docker" "inspect" "688924e55360d304ace54672913a4b1ab780284ae62dce6aa4583c362006fa1c"`
Dec 17 17:40:45.822 INFO running `"docker" "rm" "-f" "688924e55360d304ace54672913a4b1ab780284ae62dce6aa4583c362006fa1c"`
Dec 17 17:40:46.167 INFO [stdout] 688924e55360d304ace54672913a4b1ab780284ae62dce6aa4583c362006fa1c